/ Dictionary / Index P paper nautilus: Meaning and Definition of Find definitions for: pa'per nau'tilus Pronunciation: [key] any dibranchiate cephalopod of the genus Argonauta, the female of which has a delicate, white shell. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. paper mulberry paperperson Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language